http://newgon77kdbgbo2xqfr7ey7he54zmjeaw3bn6o75fqnoyc3wkktjtgyd.onion/wiki/index.php?title=MAP_Starting_Guide&action=info
Because “minor” is a cultural term, not a biological one, such as “child”, there’s no universal age for one to be called a “minor”, even though, in most Western societies, you are only an adult at age 18.